一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
010-86108875
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List 3-BROMO-5-HYDROXY-4-METHOXYBENZALDEHYDE
23354-30-5

3-BROMO-5-HYDROXY-4-METHOXYBENZALDEHYDE synthesis

7synthesis methods
-

Yield:23354-30-5 92%

Reaction Conditions:

Stage #1: 5-bromo-4-hydroxy-3-methoxybenzaldehydewith pyridine;aluminum (III) chloride in dichloromethane;Reflux;
Stage #2: with lithium carbonate in dichloromethane;N,N-dimethyl-formamide at 45; for 1 h;
Stage #3: methyl iodide in dichloromethane;N,N-dimethyl-formamide at 45; for 5 h;

References:

Khunnawutmanotham, Nisachon;Sahakitpichan, Poolsak;Chimnoi, Nitirat;Techasakul, Supanna [European Journal of Organic Chemistry,2017,vol. 2017,# 43,p. 6434 - 6440]

3-BROMO-5-HYDROXY-4-METHOXYBENZALDEHYDE Related Search:

措美县| 图木舒克市| 庄河市| 玉门市| 林口县| 阿鲁科尔沁旗| 潼关县| 肃南| 讷河市| 红安县| 横峰县| 闸北区| 长丰县| 靖宇县| 隆德县| 宁南县| 荆门市| 泗水县| 库伦旗| 英德市| 塔河县| 盈江县| 于都县| 桃园市| 万州区| 庄河市| 镇江市| 辽阳市| 金沙县| 遂平县| 左贡县| 隆化县| 东平县| 永兴县| 丁青县| 静宁县| 友谊县| 金门县| 邻水| 嘉义市| 海林市|